ultra

Good Day, I have a 2008 Kawasaki ULTRA 250X with 92Hours, When riding it, I get a very loud whining noise instantly when I accelerate, this noise only appears when I am in the water because when I flush the ski on the trailer there is no noise, I checked the following: - Supercharger Belt...

Blew the RX D.I, bad oiler, shelled the rear rod/piston. I am about to purchase the Hot Rods crank and .50 mm overbore WSM top end kit. Is this a good setup and will i see a performance increase at all? I would figure yes on the regular 951 carb setup but on a D.I? Will the D.I perform ok with a...